g-page is a client/server application designed to send text messages to pagers or SMS enabled PCS phones. It supports the SNPP, WCTP, and SMTP (email) protocols, and works on a stand-alone workstation or across a network.

gFTP is a free multithreaded file transfer client for *NIX based machines running X11R6 or later. It has text and GTK+ 1.2/2.x interfaces and supports the FTP, FTPS (control connection only), HTTP, HTTPS, FSP, and SSH protocols and has FTP and HTTP proxy server support. It supports UNIX, EPLF, Novell, MacOS, VMS, MVS, and NT (DOS) style directory listings, and has a bookmarks menu that allows you to quickly connect to remote sites. The code is fully internationalized and there are currently 45 translations available.

GNU C library (glibc) is one of the most important components of GNU Hurd and most modern GNU/Linux distributions. It is used by almost all C programs and provides the most essential APIs, including the C standard library and other standard libraries.

Cfengine is a tool for setting up and maintaining
BSD and System-5-like operating system optionally
attached to a TCP/IP network. You can think of
cfengine as a very high level language, much
higher level than Perl or shell: a single
statement can result in many hundreds of
operations being performed on multiple hosts.
Cfengine is good at performing a lot of common
system administration tasks, and allows you to
build on its strengths with your own scripts.

Gri is an extensible plotting program designed for scientists. It can draw x-y plots, contour plots, and image plots, and has rudimentary programming capabilities. Output is PostScript. Gri is not mouse driven, nor GUI-based; it is a language. Users regard it as an analogue to the LaTeX document formatting language: users gain considerable power, at the price of a moderate learning curve.

ImPress allows you to create good quality documents using vector graphics. You can use ImPress within a web browser with the Tcl/Tk plugin. It's a reasonable desktop publishing and presentation tool in a small package designed for Linux and for integration with Ghostscript.